Home / 8,257.62-12,386.86-3,062.28

Finding the Fourth Proportional to 8,257.62, 12,386.86 and 3,062.28

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Solution

The fourth proportional to 8,257.62, 12,386.86 and 3,062.28 is: 4,593.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.62 : 12,386.86 = 3,062.28 : x
  2. Step 2: Convert to fraction form
    8,257.62/12,386.86 = 3,062.28/x
  3. Step 3: Cross multiply
    8,257.62x = 12,386.86 × 3,062.28
  4. Step 4: Simplify right side
    8,257.62x = 37,932,033.64
  5. Step 5: Solve for x
    x = 37,932,033.64/8,257.62
  6. Step 6: Final answer
    x = 4,593.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.